package Month07.day21;

public class DemoMath {
    public static void main(String[] args) {
       // long l = System.currentTimeMillis();
        int[] ints = new int[]{1,2,3,4,5};
        int[] ints1 = new int[10];
        System.arraycopy(ints,3,ints1,8,2);
        for (int i = 0; i < ints1.length; i++) {
            System.out.println(ints1[i]);
        }
        long s=System.currentTimeMillis();
//        System.out.println(s-l);
        long l = System.currentTimeMillis();
        System.out.println(l);
    }
}
